2024
Differing Pattern of Mismatch Negativity Responses in Clinical and Nonclinical Voice Hearers Challenge Predictive Coding Accounts of Psychosis
Erickson M, Bansal S, Li C, Waltz J, Corlett P, Gold J. Differing Pattern of Mismatch Negativity Responses in Clinical and Nonclinical Voice Hearers Challenge Predictive Coding Accounts of Psychosis. Biological Psychiatry Global Open Science 2024, 5: 100394. PMID: 39526022, PMCID: PMC11550737, DOI: 10.1016/j.bpsgos.2024.100394.Peer-Reviewed Original ResearchHealthy comparison subjectsReduced mismatch negativityPrediction error signalsPositive symptomsMismatch negativityDeviant typesPredictive coding accountPresence of hallucinationsMismatch negativity paradigmAuditory memory tracesComparison subjectsCoding accountMemory tracesPsychiatric illnessMMN responseVoice hearersRepetitive positioningError signalDuration conditionsHallucinationsHigher-levelDMMNDifferent patternsSymptomsPSZ
2007
From prediction error to psychosis: ketamine as a pharmacological model of delusions
Corlett PR, Honey GD, Fletcher PC. From prediction error to psychosis: ketamine as a pharmacological model of delusions. Journal Of Psychopharmacology 2007, 21: 238-252. PMID: 17591652, DOI: 10.1177/0269881107077716.Peer-Reviewed Original ResearchConceptsDelusion formationAssociative learning processesPrediction error signalsDevelopment of delusionsFormation of delusionsPre-psychotic periodAttentional disruptionAttentional disturbancesNeuropsychiatric modelsNeurobiological systemsPrediction errorExperience resultsLearning processIrrelevant detailsDelusionsError signalDrug ketaminePsychosisNumerous associationsPsychotic statesPerceptExpectationsPharmacological modelStimuliSymptom evolution